Author:
Fensome,R.A.;Williams,G.L.;Barss,M.S.;Freeman,J.M.;Hill,J.M.
Year:
1990
Title:
Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa.
Reference:
Fensome,R.A. et al. (1990) Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. American Association of Stratigraphic Palynologists, Contributions Series # 25 P. 1- 771
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Genus Species Country(Region) From To
Xanthidium Xanthidium malleoferum Nd Cretaceous
Xanthidium Xanthidium tubiferum Nd Late Cretaceous
Xanthidium Xanthidium tubiferum Nd Late Cretaceous
Yalisphaeridium Yalisphaeridium Nd Nd
Yalisphaeridium Yalisphaeridium baculatum Nd Tournaisian
Yalisphaeridium Yalisphaeridium xizangense Nd Tournaisian
Zonaletes Zonaletes Nd Nd
Zonaletes Zonaletes compactus Nd Permian
Zonooidium Zonooidium Nd Nd
Zonooidium Zonooidium disciforme Nd Middle Cambrian
Zonooidium Zonooidium expansum Nd Llanvirnian
Zonooidium Zonooidium guttiforme Nd Cambrian
Zonooidium Zonooidium mirabile Nd Early Cambrian
Zonooidium Zonooidium piriforme Nd Middle Cambrian
Zonooidium Zonooidium scutellatum Nd Late Cambrian
Zonooidium Zonooidium strobiliforme Nd Early Cambrian
Zonosphaeridium Zonosphaeridium Nd Nd